* Short Circuit protection is functioning only at the low-arms. Please select the value of the external shunt resistor such that the SC trip level is less than 25.5A.
**Fault signal is asserted when the low-arm short circuit or control supply under-voltage protective functions operate. The fault output pulse-width t
FO
depends on the capacitance value of
C
FO
according to the following approximate equation: C
I am using CE.NET 4.2 now. It seems that I cannot use the SNMP API defined in winsnmp.h. At least, it is not reflected in MSDN. In addition, I found that there is such a set of SNMP APIs, including SN...
A 100W/200R cement resistor is connected to the J14 load. I checked the power meter and found that the load power is less than 1W. The voltage given by PC6 is 3.3V. The meter shows that there is a cur...
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I use the P1.1 pin of 6638 to connect the p1.0 pin of 169, give p1.1 a square wave in 6638, and connect it to the p1.0 pin of 169. The p1.0 pin receives the falling edge of the square wave, thereby tr...
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
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Embedded System
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